Chalcogen, Conductor, Disordered, Non-disordered, Energy level diagram

• Ir-O-Sr
• Er-Eu-Mg-O-Si-Sr
• B-Cu-Li-O
• Bi-O-V
• S-Zn
• non-disordered
• conductor
• disordered
• chalcogen
• semiconductor
• tetragonal
• cubic
• monoclinic
• orthorhombic
• trigonal